(19)

(11)

EP 2 994 893 A1

(12)

(43) Date of publication: 16.03.2016 Bulletin 2016/11 (21) Application number: 14721939.8 (22) Date of filing: 30.04.2014

(51) International Patent Classification (IPC):  G07D 7/12(2016.01) G07D 7/20(2016.01) (86) International application number: PCT/GB2014/051340 (87) International publication number: WO 2014/181087 (13.11.2014 Gazette 2014/46)

(84) Designated Contracting States: AL AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HR HU IE IS IT LI LT LU LV MC MK MT NL NO PL PT RO RS SE SI SK SM TR Designated Extension States: BA ME (30) Priority: 10.05.2013 GB 201308434 (71) Applicant: Innovia Films Limited Wigton, Cumbria CA7 9BG (GB)	(72) Inventor: STEWART, Robert Laird Wigton Cumbria CA7 9BG (GB) (74) Representative: Brand, Thomas Louis  TL Brand & Co 17 Hanover Square London W1S 1BN London W1S 1BN (GB)